Lg Electronics Inc.

Korea Advanced Institute of Science and Technology

Samsung Electronics Co., Ltd.

Yonsei University

Electronics and Telecommunications Research Institute

Other

Korea University Research and Business Foundation

Sk C&c

Jiwon Kang

Kilbom Lee

Hyungtae Kim

Jonghyun Park

Kijun Kim

Heejin Kim

Kyuseok Kim

Haewook Park

KiTae Kim

Jaehoon Chung

Ilmu Byun

Sungho Park

Hyunsoo Ko

Heejeong Cho

Genebeck Hahn

Kunil Yum

Sukhyon Yoon

Sunam Kim

Suckchel Yang

Seongwon Go

Minki Ahn

Kukheon Choi

Kungmin Park

Jinyoung Chun

Binchul Ihm

Hyunjin Shim

Kitae Kim

Hangyu Cho

Seonwook Kim

Dongguk Lim

Eunjong Lee

Dongcheol Kim

Hanbyul Seo

Joonkui Ahn

Jiwoong Jang

Eunsun Kim

Hyunsu Cha

Yunjung Yi

Hyunho Lee

Daesung Hwang

Sangrim Lee

Kilborn Lee

Kyungmin Park

Youngtae Kim

Wookbong Lee

Kyujin Park

Inkwon Seo

Jinmin Kim

Seungmin Lee

Jinsoo Choi

Hanjun Park

Duckhyun Bae

Soocheol Kyeong

Kyunghaeng Lee

Byounghoon Kim

Changhwan Park

Eunsung Park

Kunii Yum

Youngdae Lee

Giwon Park

Hyeyoung Choi

Hyukjin Chae

Sangwook Lee

Sae-Young Chung

Bin Chul Ihm

Sunyoung Lee

Bonghoe Kim

Kwangseok Noh

Seunggye Hwang

Dongkyu Kim

Kyungjun Choi

Dong Seung Kwon

Jongmin Baek

Sanghoon Ahn

Wookyung You

Naein Lee

Young Seog Song

Chungyong Lee

Byunghee Kim

Byung-Kwon Cho

Choongil Yeh

Hak-Sun Lee

Vietha Nguyen

YoungWoo Cho

Dongku Kim

Songyi Han

Jiwon Yun

Seunghee Han

Jaehyung Kim

Hojae Lee

Moonil Lee

Sechang Myung

Minseok Noh

Jeongsu Lee

Jeongyun Heo

Inkyu Lee

Jeonggu Lee

Minho Yang

Kwang Soon Kim

Kwangsoon Kim

A method and a device for transmitting/receiving a CSI-RS in a wireless communication system are disclosed. A method for receiving an aperiodic channel state information-reference signal (CSI-RS), according to one embodiment of the present disclosure, may comprise steps of: receiving, from a base station, downlink control information (DCI) for triggering the aperiodic CSI-RS; and receiving, from the base station, the aperiodic CSI-RS on the basis of the DCI, wherein, on the basis the scheduling offset of the aperiodic CSI-RS being smaller than the beam switch timing of a terminal, a quasi co-location (QCL) assumption of a downlink signal associated with the same CORESET pool index as the CORESET pool index of a control resource set (CORESET) for the DCI can be applied for the reception of the aperiodic CSI-RS.

Method and device for transmitting/receiving CSI-RS in wireless communication system

A method of transmitting, by a user equipment (UE), power measurement information related to beam reporting in a wireless communication system includes: receiving downlink control information (DCI) triggering reporting of the power measurement information; receiving a downlink reference signal for reporting of the power measurement information; and transmitting, to a base station, power measurement information determined based on the received downlink reference signal. A minimum required time for reporting of the power measurement information is (i) calculated as the sum of a first minimum required time from the last timing of the downlink reference signal to a transmission timing of the power measurement information and a second minimum required time between DCI triggering the downlink reference signal and reception of the downlink reference signal or (ii) calculated based on a pre-configured threshold value related to reporting of the power measurement information.

Transmitting and receiving power measurement information related to beam reporting in a wireless communication system

A method and an apparatus for transmitting and receiving channel state information (CSI) in a wireless communication system are disclosed. A method of performing CSI reporting by a user equipment (UE) in a wireless communication system according to an embodiment of the present disclosure may comprise: receiving, from a base station, configuration information related to the CSI reporting; receiving, from the base station, a first CSI-reference signal (CSI-RS) and a second CSI-RS based on the configuration information; and transmitting, to the base station, CSI acquired based on the first CSI-RS and the second CSI-RS. In here, a channel measurement resource for acquiring the CSI may include a first resource for the first CSI-RS and a second resource for the second CSI-RS, and the first resource and the second resource may be respectively associated with different Control Resource Set (CORESET) pool indices.

Method and apparatus for performing transmission and reception of channel state information in wireless communication

A method and an apparatus for uplink/downlink transmission and reception based on a beam linkage state in a wireless communication system are disclosed. A method for performing uplink transmission or downlink reception according to an embodiment of the present disclosure may comprise: receiving, from a base station (BS), information on a beam linkage state (BLS), wherein the BLS includes information on a mapping relation between reference transmission and reception and at least one target transmission and reception; receiving, from the BS, information on a first spatial parameter for the reference transmission and reception which is related to a specific BLS; and performing the uplink transmission or the downlink reception based on a second spatial parameter corresponding to the first spatial parameter.

Method and apparatus for uplink/downlink transmission/reception on basis of beam linkage state in wireless communication system

Disclosed are a method and an apparatus for transmitting or receiving channel state information in a Wireless communication system. A method for transmitting channel state information (CSI) according to an embodiment of the present disclosure may comprise the steps of receiving configuration information related to the CSI; receiving a channel state information reference signal (CSI-RS) through a plurality of CSI-RS ports; and transmitting the CSI for each at least one CSI-RS port group on the basis of the configuration information, Wherein the plurality of CSI-RS ports are grouped into at least one CSI-RS port group, each of the at least one CSI-RS port group includes at least one CSI-RS port, and the CSI includes one or more of a port index, a delay value, and a coefficient for each of one or more specific CSI-RS ports for the each at least one CSI-RS port group.

Method and apparatus for transmitting or receiving channel state information in wireless communication system

A method by which a terminal transmits a physical uplink shared channel (PUSCH) in a wireless communication system, according to one embodiment of the present invention, comprises the steps of: receiving a higher layer message including information related to a PUSCH (multi-TU PUSCH) configuration transmitted from multiple time units (TUs); receiving a lower layer message related to a spatial relation RS to be applied to the transmission of the multi-TU PUSCH; determining a beam for the transmission of the multi-TU PUSCH on the basis of the higher layer message and the lower layer message; and transmitting the multi-TU PUSCH on the basis of the determined beam. The multiple TUs are sorted into multiple TU groups, the lower layer message includes information indicating at least one RS to be applied to each TU group from among the multiple TU groups, and the beam is determined for each TU group.

Method for transmitting PUSCH in wireless communication system, and device therefor

Disclosed are a method and apparatus for transmitting and receiving an uplink in a wireless communication system. The method for transmitting an uplink according to an embodiment of the present disclosure may comprise the steps of: receiving, from a base station, configuration information associated with a pathloss reference signal (PL RS) of the uplink; receiving, from the base station, control information for updating a first PL RS; and transmitting the uplink to the base station, on the basis of an updated second PL RS. PL RSs for all uplinks that refer to the first PL RS may be updated to the second PL RS.

Method and apparatus for transmitting and receiving uplink in wireless communication system

A method and an apparatus for performing uplink transmission/reception in a wireless communication system are disclosed. A method for performing communication by a user equipment (UE) according to an embodiment of the present disclosure includes receiving configuration information including information related to uplink transmission based on a configured grant (CG) from a base station; and based on the configuration information, performing an initial uplink transmission of a transport block (TB) in a first transmission occasion (TO) associated with a redundancy version (RV) which is 0 among a plurality of TOs, and the plurality of TOs correspond to a first sounding reference signal (SRS) resource set and a second SRS resource set.

Method and apparatus for performing uplink transmission or reception in wireless communication system

A method for a terminal to repeatedly transmit an uplink channel in a wireless communication system includes: an uplink channel mapping step for mapping one uplink channel to a plurality of transmission occasions (TO) associated with a plurality of transmission units (TU) that are fewer in number than the plurality of TOs, wherein each of one or more specific TUs among the plurality of TUs includes two or more contiguous TOs; a step for mapping a spatial relation reference signal (RS) to each of the plurality of TOs; and a step for transmitting the one uplink channel to a base station at each of the plurality of TOs on the basis of the spatial relation reference signals, wherein the spatial relation reference signals to be mapped to the two or more contiguous TOs included in the one or more specific TUs may be identical or different.

Method and device for repeatedly transmitting uplink channel in wireless communication system

According to at least one of embodiments disclosed in the present specification, a user equipment may receive one or more Tracking Reference Signal (TRS) configurations for a Radio Resource Control (RRC) inactive mode or an RRC idle mode, receive a Physical Downlink Control Channel (PDCCH) carrying Downlink Control Information (DCI) in the RRC inactive mode or the RRC idle mode, and determine a TRS availability related to a specific TRS configuration among the one or more TRS configurations.

Method and device for transmitting and receiving sounding reference signals in wireless communication system

A method and an apparatus for transmitting and receiving a signal based on a spatial parameter in a wireless communication system are disclosed. A method of performing downlink reception or uplink transmission by a user equipment (UE) in a wireless communication system according to an embodiment of the present disclosure may comprise: receiving first downlink control information (DCI) including information on a spatial parameter; and performing the downlink reception or the uplink transmission, based on the spatial parameter included in the first DCI, and based on that the downlink reception is second DCI, a spatial parameter corresponding to the spatial parameter included in the first DCI may be applied for at least one specific control resource set (CORESET) among at least one CORESET configured for the UE.

Method and device for transmitting/receiving signal on basis of spatial parameters in wireless communication system

Disclosed are a method and device for transmitting and receiving a downlink channel on the basis of blind decoding in a wireless communication system. A method for a terminal to decode a downlink channel in a wireless communication system according to an embodiment of the present disclosure comprises: a step for transmitting capability information associated with one or more first monitoring schemes among a plurality of monitoring scheme candidates to a base station; a configuration information reception step for receiving configuration information about a second monitoring scheme among the plurality of monitoring scheme candidates from the base station, the complexity of the second monitoring scheme being no greater than that of the one or more first monitoring schemes; and a step for monitoring and decoding the downlink channel on the basis of the configuration information, wherein the plurality of monitoring scheme candidates may include a combined blind decoding (BD) scheme for the repeated transmission or split transmission of the downlink channel on a plurality of monitoring occasions (MO).

Blind decoding-based method and device for transmitting and receiving downlink channel in wireless communication system

A method for transmitting a sounding reference signal (SRS) by a terminal in a wireless communication system according to an embodiment of the present specification comprises the steps of: receiving configuration information relating to transmission of a sounding reference signal (SRS); receiving downlink control information (DCI) triggering the transmission of the SRS; and transmitting the SRS. The SRS is based on at least one of a first SRS and a second SRS configured in a region different from that of the first SRS, and the second SRS is transmitted on the basis of a configuration relating to the timing of transmission of the first SRS.

Method and apparatus for transmitting or receiving sounding reference signal in wireless communication system

The present specification relates to a method for a base station transmitting/receiving data in a wireless communication system. More specifically, a terminal receives, from the base station, configuration information for configuring a control resource set (CORESET). Then, on the basis of the configuration information, the terminal receives first downlink control information (DCI) and second DCI for generating an ACK/NACK using a dynamic method. The terminal receives, on a resource scheduled by the first DCI, a first physical downlink shared channel (PDSCH) and a second PDSCH, and transmits a first Ack/Nack for the first PDSCH and an Ack/Nack for the second PDSCH.

Method for transmitting/receiving data in wireless communication system, and device therefor

Presented in the present specification are a method for transmitting/receiving a physical downlink shared channel in a wireless communication system, and a device therefor. Particularly, a method performed by a terminal comprises the steps of: receiving configuration information about a control resource set (CORESET) of a first group and a CORESET of a second group; receiving a first physical downlink control channel (PDCCH) from the CORESET of the first group; receiving a first PDSCH on the basis of the first PDCCH; receiving a second PDCCH from the CORESET of the second group; and receiving a second PDSCH on the basis of the second PDCCH, wherein the first PDSCH and/or the second PDSCH can be received, on the basis of being scheduled within a scheduling offset, by using a default CORESET.

Method for transmitting/receiving physical downlink shared channel in wireless communication system, and device therefor

Growing community of inventors

Seoul, South Korea

Jiwon Kang